Patents by Inventor Fengli JI
Fengli JI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250257865Abstract: The present disclosure provides a light-emitting substrate, a light-emitting apparatus and a lighting apparatus. The light-emitting substrate includes: a base substrate including a plurality of light-emitting regions and a plurality of non-light-emitting regions, where the plurality of light-emitting regions are arranged in an array; a plurality of light-emitting units located in the plurality of light-emitting regions, respectively, where in each light-emitting region, more than one light-emitting unit is arranged in an array; a covering layer covering the light-emitting region and the non-light-emitting region; and a plurality of support structures arranged in an array and evenly distributed in the plurality of non-light-emitting regions and/or between the plurality of light-emitting units, where the support structures are used to support the covering layer.Type: ApplicationFiled: April 28, 2025Publication date: August 14, 2025Inventors: Fengli Ji, Chengjie Qin, Zhenli Zhou, Hongjun Zhou
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Publication number: 20250234741Abstract: The present disclosure provides a light-emitting module and a light-emitting device, and belongs to the technical field of lighting. A light-emitting module is disclosed, which comprises a first base substrate, and a functional layer and at least one light-emitting element disposed on the first base substrate; the light-emitting element is provided with a first electrode, a light-emitting layer and a second electrode in sequence on the functional layer in a direction away from the first base substrate; the functional layer is located on a side of the first electrode close to the first base substrate, and is configured to convert the light emitted by the light-emitting element into the light of a specific color; wherein the functional layer comprises N sub-functional layers disposed in sequence in a direction away from the first base substrate, and N?3.Type: ApplicationFiled: July 5, 2023Publication date: July 17, 2025Inventors: Chengjie QIN, Hongjun ZHOU, Fengli JI
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Patent number: 12351897Abstract: A mask includes a frame, at least one mask sheet, and a shielding plate. The frame includes a plurality of borders. The borders are connected end to end in sequence to form the frame with a first hollow region. A mask sheet includes a pattern region and non-pattern regions. The pattern region includes at least one evaporation hole. The shielding plate includes a plurality of shielding strips. The plurality of shielding strips are arranged crosswise to form a plurality of second hollow regions. Orthogonal projections of the second hollow regions on a plane perpendicular to a thickness direction of the frame are located within a range of an orthogonal projection of the first hollow region on the plane. An inner edge of an orthogonal projection of the frame on the plane is located within a range of an orthogonal projection of the shielding plate on the plane.Type: GrantFiled: December 24, 2020Date of Patent: July 8, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanqi Zhang, Sen Du, Chang Luo, Fengli Ji, Xiaoyu Yang, Qian Xu
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Patent number: 12353668Abstract: Disclosed are a touch-control display panel and a display apparatus. The touch-control display panel includes: a plurality of first touch-control electrodes, each of which includes a plurality of first sub-electrode groups, a first sub-electrode group includes a plurality of first sub-electrodes, a first sub-electrode includes two first pattern blocks, a second pattern block located between the two first pattern blocks, and a first connection portion connecting the second pattern block and a first pattern block, which are arranged along a first direction; and a plurality of second touch-control electrodes, each of which includes a plurality of second sub-electrode groups, a second sub-electrode group includes a plurality of second sub-electrodes, a second sub-electrode includes two third pattern blocks, a fourth pattern block located between the two third pattern blocks, and a second connection portion connecting a third pattern block and the fourth pattern block, which are arranged along the first direction.Type: GrantFiled: October 22, 2021Date of Patent: July 8, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Ping Wen, Fan He, Shun Zhang, Yuanqi Zhang, Chang Luo, Yi Zhang, Fengli Ji
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Patent number: 12342711Abstract: A display substrate and a mask plate assembly includes a base substrate, a pixel defining layer, a functional layer, a cathode layer, and a covering layer that are sequentially stacked in a direction away from the base substrate, wherein the size of orthographic projection of the functional layer on the base substrate is jointly determined by the size of a display area and a first minimum distance. The first minimum distance is the minimum distance in a direction from the display area to a non-display area and between the boundary of the display area and the boundary of the functional layer, and is determined by a first shadow width of the functional layer extending from the display area to the non-display area. The first shadow width is the maximum width of a shadow area formed within a preset region when the functional layer is vapor deposited in the preset region.Type: GrantFiled: August 18, 2020Date of Patent: June 24, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yongjie Song, Fengli Ji, Chang Luo, Jianpeng Wu, Yi Ma, Xiaoyu Yang, Sen Du
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Publication number: 20250131886Abstract: The present disclosure provides a display substrate including a base substrate, a plurality of data lines, a plurality of multiplexing circuits, a plurality of multiplexing data lines, a plurality of first electrostatic discharge circuits, a plurality of second electrostatic discharge circuits, and a plurality of first signal lines located on the base substrate. The plurality of multiplexing circuits are sequentially arranged along edges of the display region. The plurality of multiplexing circuits are electrically connected with the plurality of multiplexing data lines and the plurality of data lines. The plurality of first electrostatic discharge circuits are electrically connected to the plurality of multiplexing data lines, and the plurality of second electrostatic discharge circuits are electrically connected to the plurality of first signal lines.Type: ApplicationFiled: August 8, 2023Publication date: April 24, 2025Inventors: Yanwei LU, Zhuoran YAN, Quan SHI, Yudiao CHENG, Fengli JI
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Publication number: 20250118255Abstract: Disclosed is a display substrate, including: multiple sub-pixels arranged in an array, multiple multiplexing circuits, multiple data signal lines, multiple selection signal lines and multiple data transmission lines, wherein the multiple sub-pixels include multiple color sub-pixels, and the data signal lines are electrically connected to the multiple sub-pixels; the multiple multiplexing circuits include multiple multiplexing transistors, which are respectively electrically connected to the data transmission lines, the selection signal lines and the data signal lines; the multiple selection signal lines are divided into multiple selection signal groups, and at least one selection signal group include multiple selection signal lines; the selection signal lines included in different selection signal groups are different, and the selection signal groups are electrically connected to the sub-pixels by means of the multiplexing transistors and the data signal lines; the colors of the sub-pixels electrically connecType: ApplicationFiled: October 7, 2023Publication date: April 10, 2025Inventors: Hongjun ZHOU, Zhenli ZHOU, Fengli JI
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Publication number: 20250107367Abstract: A display substrate includes: a substrate, light-emitting devices including first and second light-emitting devices, pixel circuits, data lines including first and second data lines, and control signal lines. The pixel circuits include first pixel circuits coupled to the first light-emitting devices and second pixel circuits coupled to the second light-emitting devices. A first data line includes a transfer signal line, and a first data sub-line and a second data sub-line coupled to the transfer signal line. The first data sub-line is coupled to first pixel circuits. A second data line and the second data sub-line are coupled to second pixel circuits. A first capacitance value of a parasitic capacitor between the first data line and a control signal line and a second capacitance value of a parasitic capacitor between the second data line and the control signal line have a difference less than or equal to 0.15 fF.Type: ApplicationFiled: October 26, 2023Publication date: March 27, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongjun ZHOU, Yudiao CHENG, Fengli JI
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Publication number: 20250098422Abstract: A display substrate comprises a display area and a bezel area, wherein a side of the display area close to the bezel area forms a first step-shaped display area boundary, the bezel area at least comprises a capacitance area, the capacitance area comprises a plurality of compensation capacitors, and the plurality of compensation capacitors form a second step-shaped capacitance area boundary on a side far away from the display area; the display area boundary comprises a plurality of first steps connected in sequence, the first steps having a first step length and a first step width, and the capacitance area boundary comprises a plurality of second steps connected in sequence.Type: ApplicationFiled: October 31, 2022Publication date: March 20, 2025Inventors: Zhuoran YAN, Fengli JI, Hongjun ZHOU, Zhenli ZHOU, Yanwei LU, Yudiao CHENG, Chengjie QIN
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Patent number: 12250866Abstract: A display motherboard and a manufacturing method of a display substrate are provided. The display motherboard includes: a substrate including a valid area and an edge area, the valid area including a plurality of panel areas and a to-be-cut area, and the panel area including a display area and a frame area; multiple first power lines in each display area and the edge area and extending along a first direction; multiple first display electrodes in each display area and multiple virtual electrodes in the edge area, the first display electrodes and the virtual electrodes being in the same layer; wherein an orthographic projection of each first display electrode on the substrate overlaps an orthographic projection of at most one first power line on the substrate, and an orthographic projection of each virtual electrode on the substrate overlaps orthographic projections of at least two first power lines on the substrate.Type: GrantFiled: April 9, 2021Date of Patent: March 11, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yongjie Song, Siyu Wang, Shun Zhang, Yi Zhang, Fengli Ji, Yuanqi Zhang, Yi Qu, Yan Huang
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Publication number: 20250081759Abstract: A display substrate includes a base substrate, a first encapsulation adhesive base substrate, multiple first signal lead lines, multiple test connection traces and multiple test signal access pins. The base substrate at least includes a display area and a peripheral area located on a side of the display area. The first encapsulation adhesive base substrate is located in the peripheral area. The multiple first signal lead lines, the multiple test connection traces, and the multiple test signal access pins are located on a side of the first encapsulation adhesive base substrate away from the display area. At least one first signal lead line is electrically connected with at least one test signal access pin through at least one test connection trace.Type: ApplicationFiled: June 29, 2022Publication date: March 6, 2025Inventors: Yanwei LU, Fengli JI, Zhenli ZHOU, Hongjun ZHOU, Chengjie QIN, Yudiao CHENG, Quan SHI
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Publication number: 20250077016Abstract: The present disclosure provides a touch display panel and a display device. The touch display panel comprises: a base substrate, comprising a display region and a peripheral region surrounding the display region; and a touch metal layer, comprising touch patterns at least partially of which is in the display region, and touch traces in the peripheral region; wherein: each of the touch pattern comprises a plurality of pattern sub-blocks; at least one floating electrode is provided in each of the plurality of pattern sub-block; a touch pattern, of the touch patterns, with a partial missing region is regarded as a missing touch pattern; and in a pattern sub-block where the missing region is located, the at least one floating electrode is integrally and electrically connected with the pattern sub-block.Type: ApplicationFiled: September 3, 2021Publication date: March 6, 2025Inventors: Yuanqi ZHANG, Shun ZHANG, Yi ZHANG, Fengli JI, Chang LUO, Yang ZENG
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Publication number: 20250076552Abstract: A display substrate and a display device are provided. The display substrate includes a plurality of repeat units. Each of the plurality of repeat units includes one first-color sub-pixel, one second-color sub-pixel pair and one third-color sub-pixel which are arranged in a first direction, the second-color sub-pixel pair includes two second-color sub-pixels arranging in a second direction. Connecting lines of centers of orthographic projections of light-emitting regions of four second-color sub-pixels on the base substrate form a first trapezoid, and at least one edge of the first trapezoid is located outside orthographic projections of light-emitting regions of respective sub-pixels on the base substrate.Type: ApplicationFiled: November 18, 2024Publication date: March 6, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Fengli JI, Chang LUO, Jianpeng WU, Lujiang HUANGFU
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Patent number: 12234540Abstract: The present disclosure relates to a mask, a mask device and a mask design method. The mask includes: a pattern area, wherein the pattern area includes a plurality of openings, among which adjacent openings are spaced apart by a first rib, and at least one of the plurality of openings has a non-straight side, two first straight sides intersecting with the non-straight side, and a second straight side opposite to the non-straight side and intersecting with the first straight sides; and a second rib located at an edge of the pattern area, wherein the second rib is provided with a cutout for compensating for stretch deformation of the non-straight side, extending lines of the two first straight sides extending toward the second rib along a first direction intersect with the second rib to obtain a first area, and the cutout is located at least within the first area.Type: GrantFiled: May 27, 2020Date of Patent: February 25, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tong Niu, Fengli Ji, Jianpeng Wu, Sen Du
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Patent number: 12215413Abstract: Provided by the present disclosure are a mask assembly and a manufacturing method thereof. In the mask assembly, a plurality of connecting posts are arranged at intervals on an outer periphery of a body of a metal plate, and a plurality of grooves matched with the connecting posts are arranged on a metal frame.Type: GrantFiled: December 29, 2020Date of Patent: February 4, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Fengli Ji, Jinsan Park, Yidan Zhu
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Publication number: 20250031526Abstract: A display substrate and a display apparatus are provided. The display substrate includes sub-pixels, a pixel defining pattern, and a defining structure. The sub-pixel includes a light-emitting functional layer. The pixel defining pattern includes first openings and second openings, a portion in the defining structure exposed by the second opening is configured to isolate the light-emitting functional layer. The sub-pixels include a first sub-pixel and a second sub-pixel, a turn-on voltage of the first sub-pixel is higher than that of the second sub-pixel; the defining structure includes a first defining structure surrounding the second sub-pixel and a second defining structure surrounding the second sub-pixel; the first defining structure is not exposed by the second opening; or a proportion of the first defining structure exposed by the second opening is less than a proportion of the second defining structure exposed by the second opening.Type: ApplicationFiled: April 25, 2023Publication date: January 23, 2025Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Wei ZHANG, Ming HU, Haijun QIU, Xiangdan DONG, Yi ZHANG, Zhiliang JIANG, Rui WANG, Taofeng XIE, Hai ZHENG, Fengli JI, Haigang QING, Gukhwan SONG, Tingliang LIU, Yu WANG, Cong FAN
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Patent number: 12196988Abstract: A display substrate and a display device are provided. The display substrate includes a plurality of repeat units. Each of the plurality of repeat units includes one first-color sub-pixel, one second-color sub-pixel pair and one third-color sub-pixel which are arranged in a first direction, the second-color sub-pixel pair includes two second-color sub-pixels arranging in a second direction. Connecting lines of centers of orthographic projections of light-emitting regions of four second-color sub-pixels on the base substrate form a first trapezoid, and at least one edge of the first trapezoid is located outside orthographic projections of light-emitting regions of respective sub-pixels on the base substrate.Type: GrantFiled: February 9, 2024Date of Patent: January 14, 2025Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Fengli Ji, Chang Luo, Jianpeng Wu, Lujiang Huangfu
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Publication number: 20250003577Abstract: The present disclosure provides a light-emitting substrate, a light-emitting apparatus and a lighting apparatus. The light-emitting substrate includes: a base substrate including a plurality of light-emitting regions and a plurality of non-light-emitting regions, where the plurality of light-emitting regions are arranged in an array; a plurality of light-emitting units located in the plurality of light-emitting regions, respectively, where in each light-emitting region, more than one light-emitting unit is arranged in an array; a covering layer covering the light-emitting region and the non-light-emitting region; and a plurality of support structures arranged in an array and evenly distributed in the plurality of non-light-emitting regions and/or between the plurality of light-emitting units, where the support structures are used to support the covering layer.Type: ApplicationFiled: November 1, 2022Publication date: January 2, 2025Inventors: Fengli Ji, Chengjie Qin, Zhenli Zhou, Hongjun Zhou
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Publication number: 20250008773Abstract: A display substrate and manufacturing method therefor, and a display device. The display substrate includes a base substrate, a drive circuit layer and a light emitting structure layer; the drive circuit layer includes multiple circuit units, a circuit unit at least includes a pixel drive circuit at least including a storage capacitor and a compensation transistor, a first electrode of the compensation transistor is connected to a first electrode plate of the storage capacitor through a first connection electrode; light emitting structure layer includes multiple light emitting units, a light emitting unit at least includes an anode connected to the pixel drive circuit; an orthographic projection of the anode of at least one light emitting unit on base substrate at least partially overlaps that of the first connection electrode of at least one circuit unit on base substrate, first connection electrodes of at least two circuit units have different shapes.Type: ApplicationFiled: August 8, 2022Publication date: January 2, 2025Inventors: Yanwei LU, Fengli JI, Zhenli ZHOU, Chengjie QIN, Zhuoran YAN, Hongjun ZHOU
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Publication number: 20240423056Abstract: A display substrate, a display device, a high-precision metal mask are provided. The display substrate includes first, second, third sub-pixels. In first direction, first and third sub-pixels are alternated to form first sub-pixel rows, second sub-pixels form second sub-pixel rows. In second direction, first and second sub-pixel rows are alternated, first direction is approximately perpendicular to second direction. Two first and two third sub-pixels in two adjacent rows and two adjacent columns form a 2*2 array, in the array, two first sub-pixels are in different rows and different columns, two third sub-pixels are in different rows and different columns, at least one of two first and two third sub-pixels is a pattern where corner is cut off, connection lines of centers of two first and two third sub-pixels form non-square virtual quadrilateral, and second sub-pixel is within virtual quadrilateral.Type: ApplicationFiled: August 26, 2024Publication date: December 19, 2024Inventors: Guomeng ZHANG, Yan HUANG, Ming HU, Tong NIU, Qian XU, Chang LUO, Jianpeng WU, Peng XU, Fengli JI, Benlian WANG